//获取cookie、
export function getCookie(name) {
    var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
    if (arr = document.cookie.match(reg))
        return (arr[2]);
    else
        return null;
}

//设置cookie,增加到vue实例方便全局调用
export function setCookie(c_name, value, expiredays) {

    var exdate = new Date();
    exdate.setTime(exdate.getTime() + (expiredays*1000));
    var expires = "expires="+exdate.toUTCString();

    document.cookie = c_name + "=" + value +  ";" + expires;
}

//删除cookie
export function delCookie(name) {
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval = getCookie(name);
    if (cval != null)
        document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
}
